CN111892070B - Powdery nitratine continuous marinating system - Google Patents
Powdery nitratine continuous marinating system Download PDFInfo
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- CN111892070B CN111892070B CN202010931413.7A CN202010931413A CN111892070B CN 111892070 B CN111892070 B CN 111892070B CN 202010931413 A CN202010931413 A CN 202010931413A CN 111892070 B CN111892070 B CN 111892070B
- Authority
- CN
- China
- Prior art keywords
- sand washer
- tank
- cyclone
- wheel bucket
- brine
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004576 sand Substances 0.000 claims abstract description 91
- 239000012267 brine Substances 0.000 claims abstract description 35
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 30
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 18
- 239000002893 slag Substances 0.000 claims abstract description 11
- 238000005406 washing Methods 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000007599 discharging Methods 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 9
- 238000005352 clarification Methods 0.000 claims description 6
- 239000013049 sediment Substances 0.000 claims 1
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 abstract description 66
- 235000010344 sodium nitrate Nutrition 0.000 abstract description 33
- 239000004317 sodium nitrate Substances 0.000 abstract description 33
- 239000000843 powder Substances 0.000 abstract description 18
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 15
- 239000011707 mineral Substances 0.000 abstract description 15
- 238000000605 extraction Methods 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000000284 extract Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000010333 potassium nitrate Nutrition 0.000 description 2
- 239000004323 potassium nitrate Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D9/00—Nitrates of sodium, potassium or alkali metals in general
- C01D9/02—Preparation by working-up natural salt mixtures
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The invention relates to the technical field of a nitratine mineral powder brine making system, in particular to a powdery nitratine continuous brine making system which comprises a feeding bin, a material conveying belt, a stirring tank, a first wheel bucket sand washer, a second wheel bucket sand washer, a dewatering screen and a material slag conveying belt which are sequentially arranged from front to back, wherein the stirring tank is communicated with the first wheel bucket sand washer through a chute, and a first cyclone and a second cyclone are respectively arranged at the first wheel bucket sand washer and the second wheel bucket sand washer. Through setting up first round bucket sand washer and mortar pump and first swirler that corresponds with it, can carry out the extraction for the first time to sodium nitrate, through setting up second round bucket sand washer and mortar pump and second swirler that correspond with it, can carry out the extraction for the second time to sodium nitrate, utilize the mortar pump to suck, carry out the extraction for the third time to the screen liquid that the dewatering screen produced at last, and then make full use of sodium nitrate composition in the nitratine powdered ore.
Description
Technical Field
The invention relates to the technical field of a system for preparing brine from nitratine powder, in particular to a powdery continuous system for preparing brine from nitratine.
Background
The Xinjiang Turpan Shanfan Ku-Muta grid desert in Shanfan county is rich in a large amount of nitratine resources, the nitratine is rich in sodium nitrate components, sodium nitrate is an important raw material for preparing potassium nitrate, most of the current production processes only use granular nitratine for production, and a large amount of mineral powder rich in sodium nitrate generated after sieving the nitratine is not effectively utilized, so that waste is caused, and certain pollution is caused to the environment.
Disclosure of Invention
The invention provides a powdery nitratine continuous marinating system, which overcomes the defects of the prior art, and can effectively solve the problems of resource waste and environmental pollution caused by the lack of a production system for fully utilizing nitratine mineral powder in the prior art.
The purpose of the application is realized in the following way: the continuous brine preparing system for powder nitratine comprises a feeding bin, a material conveying belt, a stirring tank, a first wheel bucket type sand washer, a second wheel bucket type sand washer, a clarification tank, a brine pool, a dewatering screen, a slag conveying belt and a water tank, wherein the feeding side and the discharging side are respectively arranged on the upper side and the lower side of the feeding bin, the material conveying belt capable of conveying materials into the stirring tank is arranged on the discharging side of the feeding bin, the first wheel bucket type sand washer and the second wheel bucket type sand washer are respectively arranged behind the stirring tank, a washing groove on the first wheel bucket type sand washer is communicated with a discharging end of the bottom of the stirring tank through a chute, an impeller on the first wheel bucket type sand washer can bring materials in the self washing groove into the washing groove of the second wheel bucket type sand washer, a first cyclone and a second cyclone are respectively arranged at the positions of the first wheel bucket type sand washer and the second wheel bucket type sand washer, a liquid inlet of the first cyclone is communicated with a sand pump on the lower side of the first wheel bucket type sand washer through a bottom of the pipeline, a sand pump is arranged at the position of the overflow tank corresponding to the second rotary drum type sand washer, a liquid inlet of the first cyclone is communicated with a sand pump on the second wheel bucket type sand washer through a bottom of the second rotary drum, a liquid draining part of the sand pump is correspondingly arranged at the position of the first wheel bucket type sand washer and the second sand tank is communicated with the second sand pump through a water draining part of the water tank, and the overflow tank is correspondingly arranged at the position of the sand tank, and the sand tank is communicated with the sand tank, and the sand tank is provided with the sand tank and the sand tank. The water tank is provided with a pipeline capable of injecting water into the washing tank of the second wheel bucket type sand washer, the impeller on the second wheel bucket type sand washer can bring materials in the washing tank into the feeding side of the dewatering screen, the discharging side of the dewatering screen is correspondingly provided with a material slag conveying belt, a liquid storage tank for storing liquid after the screen is arranged below the screen on the dewatering screen, and the liquid storage tank is communicated with the washing tank of the first wheel bucket type sand washer through the pipeline provided with a mortar pump.
The following are further optimizations and/or improvements to the above-described inventive solution: further, at least one vibrator is arranged on the outer wall of the feeding bin.
The invention has reasonable and compact structure, the first wheel bucket type sand washer, the mortar pump corresponding to the first wheel bucket type sand washer and the first cyclone are arranged, sodium nitrate dissolved in the washing tank of the first hopper type sand washer can be extracted for the first time, the second wheel bucket type sand washer, the mortar pump corresponding to the second wheel bucket type sand washer and the second cyclone are arranged, sodium nitrate entering the washing tank of the second hopper type sand washer can be extracted for the second time, finally, the mortar pump is utilized to suck and convey the post-screen liquid generated by the dewatering screen, the third extraction is carried out on the sodium nitrate component remained in the post-screen liquid, and the sodium nitrate component in the sodium nitrate mineral powder can be fully utilized through the third extraction of the sodium nitrate in the sodium nitrate mineral powder, thereby not only avoiding the waste of sodium nitrate natural resources, but also protecting the environment.
Drawings
The specific structure of the present application is shown in the following drawings and examples:
FIG. 1 is a schematic diagram of a continuous brine production system for powdered nitratine.
Legend: 1. the device comprises a feeding bin, 2, a material conveying belt, 3, a stirring tank, 4, a first wheel bucket type sand washer, 5, a second wheel bucket type sand washer, 6, a washing tank, 7, an impeller, 8, a clarification tank, 9, a brine pond, 10, a dewatering screen, 11, a material slag conveying belt, 12, a water tank, 13, a first cyclone, 14, a second cyclone, 15, a first pipeline, 16, a second pipeline, 17, a mortar pump, 18, a vibrator, 19 and a chute.
Detailed Description
The present application is not limited by the following examples, and specific embodiments can be determined according to the technical scheme and practical situations of the present application.
In the present invention, for convenience of description, the description of the relative positional relationship of each component is described according to the layout manner of fig. 1 of the specification, for example: the positional relationship of up, down, left, right, etc. is determined in accordance with the layout direction of fig. 1 of the specification.
The invention is further described below with reference to examples and figures, in which: as shown in figure 1, the powdery nitratine continuous brine making system comprises a feeding bin 1, a material conveying belt 2, a stirring tank 3, a first wheel bucket sand washer 4, a second wheel bucket sand washer 5, a clarification tank 8, a brine pond 9, a dewatering screen 10, a material slag conveying belt 11 and a water tank 12, wherein the upper side and the lower side of the feeding bin 1 are respectively provided with a feeding side and a discharging side, the discharging side of the feeding bin 1 is provided with the material conveying belt 2 capable of conveying materials into the stirring tank 3, the rear of the stirring tank 3 is respectively provided with the first wheel bucket sand washer 4 and the second wheel bucket sand washer 5, a washing tank 6 on the first wheel bucket sand washer 4 is communicated with the discharging end at the bottom of the stirring tank 3 through a chute 19, the impeller 7 on the first wheel bucket sand washer 4 can bring the material in the self-washing tank 6 into the washing tank 6 of the second wheel bucket sand washer 5, the first and second cyclones 13, 14 are correspondingly arranged at the first and second wheel bucket sand washers 4,5 respectively, the liquid inlet of the first cyclone 13 is communicated with the washing tank 6 of the first wheel bucket sand washer 4 through a pipeline with a mortar pump 17, the bottom flow port at the lower part of the first cyclone 13 corresponds to the washing tank 6 of the second wheel bucket sand washer 5, a pipeline capable of draining liquid to the clarification tank 8 is arranged at the overflow port at the upper part of the first cyclone 13, a first pipeline 15 capable of conveying brine outwards and a second pipeline 16 capable of conveying brine to the stirring tank 3 are respectively arranged on the brine tank 9,
The liquid inlet of the second cyclone 14 is communicated with the washing tank 6 of the second wheel bucket type sand washer 5 through a pipeline provided with a mortar pump 17, the dewatering screen 10 is arranged at the rear of the second wheel bucket type sand washer 5, a bottom flow port at the lower part of the second cyclone 14 corresponds to the feeding side of the dewatering screen 10, a pipeline capable of draining liquid into the stirring tank 3 is arranged at the overflow port at the upper part of the second cyclone 14, a pipeline capable of injecting water into the washing tank 6 of the second wheel bucket type sand washer 5 is arranged on the water tank 12, the impeller 7 on the second wheel bucket type sand washer 5 can bring materials in the washing tank 6 into the feeding side of the dewatering screen 10, a slag conveyor belt 11 is correspondingly arranged at the discharging side of the dewatering screen 10, a tank for storing liquid after the dewatering screen is arranged below the screen 10, and the liquid storage tank is communicated with the liquid storage tank 6 of the first wheel bucket type sand washer 4 through a pipeline provided with the mortar pump 17.
The method comprises the steps of pouring nitratine mineral powder into a feeding bin 1 directly through a conveyor belt or a forklift, leaking the nitratine mineral powder material rich in sodium nitrate onto a material conveyor belt 2 through the feeding bin 1, conveying the material conveyor belt 2 into a stirring tank 3 for adding water and stirring, mixing and dissolving the material, then, entering the material into a washing tank 6 of a first bucket-type sand washer 4 through a chute 19, dissolving sodium nitrate components in the nitratine mineral powder into water, wherein the water at the stirring tank 3 mainly refers to dilute brine with lower concentration (the dilute brine mainly comes from circulating washing water of a salt pan, and part of the dilute brine comes from a second cyclone 14 at the rear part of the dilute brine is in a general potassium nitrate production process), and the sodium nitrate concentrated brine is mainly obtained by spraying, circulating washing and leaching the sodium nitrate, then, inputting the leaching solution into the salt pan for concentrating by sun evaporation, and concentrating, and meanwhile, carrying out coarse separation on impurities such as sodium chloride, sodium sulfate and the like by utilizing different solubilities of inorganic salts, so as to obtain the sodium nitrate concentrated raw brine, and the impurities except for sodium nitrate are gradually processed.
The first wheel bucket sand washer 4, the second wheel bucket sand washer 5, the first cyclone 13, the second cyclone 14 and the dewatering screen 10 are all of the prior known technology, and the wheel bucket sand washer drives the impeller 7 in the washing tank 6 to continuously rotate circumferentially in the washing tank 6 through the transmission of a motor and a speed reducer, so that solid insoluble matters such as sand stone, slag and the like in the washing tank 6 are stirred, overturned and elutriated in water, and water-receiving materials are dewatered in the impeller 7 and then discharged.
After the nitratine mineral powder is elutriated by the first wheel bucket sand washer 4, inorganic salt such as sodium nitrate, sodium chloride and the like in the nitratine mineral powder is further dissolved into water in the wash tank 6, the mortar pump 17 and the first cyclone 13 at the first wheel bucket sand washer 4 are utilized to extract sodium nitrate for the first time, liquid in the wash tank 6 and a part of solid insoluble matters (mainly sand stone and slag) are sucked into the first cyclone 13 by the mortar pump 17, the other part of solid insoluble matters are conveyed into the wash tank 6 in the second wheel bucket sand washer 5 by the rotating impeller 7, the solid insoluble matters in the first cyclone 13 flow into the wash tank 6 of the second wheel bucket sand washer 5 through a bottom flow port at the lower part of the first cyclone 13, liquid in the first cyclone 13 is discharged from an overflow port at the upper part and flows into the clarifier 8 to be precipitated and transferred into the brine pond 9, if the brine (mainly sodium nitrate and slag) in the brine pond 9 is mainly used as the main component, the sodium nitrate solution is not discharged into the production line through the second pump 16, the brine pond is continuously stirred into the water pond through the first pump 15, the water tank is required to be dissolved into the brine pond, and the concentration of the water pond is finally, the concentration of the produced by the sodium nitrate is repeatedly stirred and the water in the water tank is required by the water tank 9, and the concentration of the water is continuously stirred and the water is recycled by the water in the water tank is required by the water tank 15.
Because the solid insoluble substances entering the second wheel bucket sand washer 5 enter together with a part of liquid, a certain amount of sodium nitrate is stored in the wash tank 6 of the second wheel bucket sand washer 5, in order to fully utilize the useful sodium nitrate component, the invention extracts the sodium nitrate for the second time, the liquid and a part of solid insoluble substances in the corresponding wash tank 6 can be sucked into the second cyclone 14 through the mortar pump 17 and the second cyclone 14 at the position of the second wheel bucket sand washer 5, the liquid containing the sodium nitrate component returns into the stirring tank 3 along the corresponding pipeline, so as to continuously increase the brine concentration in the brine pond 9 (namely, increase the content of the sodium nitrate in the brine), the solid insoluble substances in the second cyclone 14 enter into the dewatering screen 10 through the bottom of the lower part of the second cyclone 14, and the other part of the solid insoluble substances are conveyed into the dewatering screen 10 through the impeller 7 on the second wheel bucket sand washer 5, and the other part of the solid insoluble substances in the second cyclone 14 are conveyed into the dewatering screen 10 through the overflow port on the upper part of the second cyclone 14, and the waste water is recycled in the stirring tank 3, so that the brine concentration in the brine pond 9 is increased, and the solid insoluble substances in the waste water in the second wheel bucket sand washer 5 is mainly polluted. In order to further fully utilize sodium nitrate components dissolved in water, the invention extracts sodium nitrate for the third time, solid-liquid separation is carried out on the solid insoluble slurry by utilizing the dewatering screen 10, the screened liquid enters a liquid storage tank, then the screened liquid of the dewatering screen 10 is input into a washing tank 6 of a first bucket-type sand washer 4 through a mortar pump 17 for recycling, and finally the solid insoluble treated by the dewatering screen 10 is conveyed to a storage yard for storage by a slag conveyor belt 11, thus the whole treatment process of the nitratine mineral powder is completed.
The invention has simple structure, small industrial water consumption, high sand washing efficiency and strong continuous operability, can fully extract the useful component of the sodium nitrate remained in the nitratine ore powder, effectively utilizes the useful component, reduces the waste of resources and has strong practicability.
According to actual needs, the powdery nitratine continuous marinating system is further optimized or/and improved: further, as shown in fig. 1, at least one vibrator 18 is also mounted on the outer wall of the feed bin 1.
The vibrator 18 is the well-known technology in the prior art, the working part of the vibrator 18 is a rod-shaped hollow cylinder, an eccentric vibrator is arranged in the vibrator, the vibrator is driven by a motor to rotate at a high speed to generate high-frequency micro-amplitude vibration, and the vibrator 18 is arranged to enable the nitratine mineral powder adhered to the inner wall of the feeding bin 1 to be shaken off to the greatest extent, so that the nitratine mineral powder well falls onto the material conveying belt 2, the nitratine mineral powder is fully utilized, and meanwhile, the blockage of the feeding bin 1 by the nitratine mineral powder can be effectively avoided.
The foregoing description is provided for the purpose of clearly illustrating the application and is not to be taken in a limiting sense. Obvious changes and modifications which are extended by the technical proposal of the application are still within the protection scope of the application.
Claims (2)
1. The utility model provides a continuous system of making brine of powdered nitratine, characterized by includes feeding storehouse, material conveyer belt, the agitator tank, first round bucket sand washer, second round bucket sand washer, the clarifier, the brine pond, the dewatering screen, material sediment conveyer belt, the water pitcher, the upper and lower both sides of feeding storehouse are the feed side respectively, the ejection of compact side in feeding storehouse installs the material conveyer belt that can convey the material into the agitator tank, be provided with first round bucket sand washer respectively at the rear of agitator tank, second round bucket sand washer, be linked together through setting up the chute between the discharge end of the wash tank bottom on the first round bucket sand washer and the wash tank, the impeller on the first round bucket sand washer can carry the material in the wash tank of oneself into the wash tank of second round bucket sand washer, first swirler, second swirler are still corresponding being provided with respectively in first round bucket sand washer, second round bucket sand washer department, the liquid inlet of the first cyclone is communicated with the washing tank of the first wheel bucket type sand washer through a pipeline with a mortar pump, the bottom flow port at the lower part of the first cyclone corresponds to the washing tank of the second wheel bucket type sand washer, the overflow port at the upper part of the first cyclone is provided with a pipeline capable of draining liquid to the clarification tank, the brine tank is communicated with the clarification tank, the brine tank is respectively provided with a first pipeline capable of conveying brine outwards and a second pipeline capable of conveying brine to the stirring tank, the liquid inlet of the second cyclone is communicated with the washing tank of the second wheel bucket type sand washer through a pipeline with a mortar pump, the dewatering screen is arranged at the rear of the second wheel bucket type sand washer, the bottom flow port at the lower part of the second cyclone corresponds to the feeding side of the dewatering screen, the overflow port at the upper part of the second cyclone is provided with a pipeline capable of draining liquid to the stirring tank, the water tank is provided with a pipeline capable of injecting water into the washing tank of the second wheel bucket type sand washer, the impeller on the second wheel bucket type sand washer can bring materials in the washing tank into the feeding side of the dewatering screen, the discharging side of the dewatering screen is correspondingly provided with a material slag conveying belt, a liquid storage tank for storing liquid after the screen is arranged below the screen on the dewatering screen, and the liquid storage tank is communicated with the washing tank of the first wheel bucket type sand washer through the pipeline provided with a mortar pump.
2. A powdered nitratine continuous marinating system according to claim 1, characterized in that at least one vibrator is also arranged on the outer wall of the feeding bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010931413.7A CN111892070B (en) | 2020-09-07 | 2020-09-07 | Powdery nitratine continuous marinating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010931413.7A CN111892070B (en) | 2020-09-07 | 2020-09-07 | Powdery nitratine continuous marinating system |
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| Publication Number | Publication Date |
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| CN111892070A CN111892070A (en) | 2020-11-06 |
| CN111892070B true CN111892070B (en) | 2024-07-12 |
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| CN202010931413.7A Active CN111892070B (en) | 2020-09-07 | 2020-09-07 | Powdery nitratine continuous marinating system |
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|---|---|---|---|---|
| CN212292831U (en) * | 2020-09-07 | 2021-01-05 | 新疆硝石钾肥有限公司 | Powdery nitratine continuous halogen making system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101343072B (en) * | 2008-08-20 | 2010-09-22 | 中蓝连海设计研究院 | Method for preparing sodium nitrate with soda niter |
| CN102689912B (en) * | 2012-06-18 | 2014-08-20 | 化工部长沙设计研究院 | Process for producing sodium nitrate from soda niter in size-fraction leaching manner |
| CN204251351U (en) * | 2014-12-04 | 2015-04-08 | �隆平 | A kind of sorting equipment of sodium nitrate bittern |
| CN106517253A (en) * | 2016-12-01 | 2017-03-22 | 中国中轻国际工程有限公司 | Technology of recycling sodium nitrate by leaching nitratine fine ore |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN212292831U (en) * | 2020-09-07 | 2021-01-05 | 新疆硝石钾肥有限公司 | Powdery nitratine continuous halogen making system |
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